/* Copyright (c) 2008 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package com.google.gdata.wireformats;

import com.google.gdata.model.Element;

import java.io.IOException;

/**
 * A generator that translates an in-memory representation
 * into wire content.
 */
public interface WireFormatGenerator {

  /**
   * Generate wire content for tree rooted at {@code root}.
   *
   * @param root root of tree
   * @throws IOException if content generation failed
   * @throws ContentValidationException if content fails metadata validation
   */
  public void generate(Element root) throws IOException,
      ContentValidationException;
}
